Home / 204,038.30-306,057.45-166,640.60

Finding the Fourth Proportional to 204,038.30, 306,057.45 and 166,640.60

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Solution

The fourth proportional to 204,038.30, 306,057.45 and 166,640.60 is: 249,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,038.30 : 306,057.45 = 166,640.60 : x
  2. Step 2: Convert to fraction form
    204,038.30/306,057.45 = 166,640.60/x
  3. Step 3: Cross multiply
    204,038.30x = 306,057.45 × 166,640.60
  4. Step 4: Simplify right side
    204,038.30x = 51,001,597,102.47
  5. Step 5: Solve for x
    x = 51,001,597,102.47/204,038.30
  6. Step 6: Final answer
    x = 249,960.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.